The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 25, 2023

Filed:

Nov. 17, 2019
Applicant:

Littelfuse, Inc., Chicago, IL (US);

Inventor:

Davide Mantoan, Legnago, IT;

Assignee:

Littelfuse, Inc., Chicago, IL (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 7/124 (2006.01); H01F 7/08 (2006.01); E05B 63/12 (2006.01); H01F 7/16 (2006.01); E05C 19/04 (2006.01);
U.S. Cl.
CPC ...
H01F 7/124 (2013.01); E05B 63/121 (2013.01); H01F 7/088 (2013.01); E05C 19/04 (2013.01); H01F 2007/1669 (2013.01);
Abstract

Provided herein is an improved a bi-stable actuator including a first core component coupleable to a housing, the first core component including a central bore containing a shaft and a shaft spring. The actuator may further include a second core component extending around the first core component, wherein the second core component and the first core component are axially moveable relative to one another, and a third core component extending within the second core component, wherein the third core component and the second core component are axially moveable relative to one another. The actuator may further include a positioning sphere extending through an opening of the first core component, wherein the positioning sphere abuts the second core component when the bi-stable actuator is in a first position, and wherein the positioning sphere abuts a detent of the shaft when the bi-stable actuator is in a second position.


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